MCQ
$f(x) = sin^{-1} (\sqrt {x^2 + x +1})$ નો વિસ્તારગણ .......... થાય
- A$\left[ {0,\frac{\pi }{6}} \right]$
- B$\left[ {\frac{\pi }{6},\frac{\pi }{4}} \right]$
- C$\left[ {\frac{\pi }{4},\frac{\pi }{3}} \right]$
- D$\left[ {\frac{\pi }{3},\frac{\pi }{2}} \right]$